1. Center For Communications and Signal Processing, North Carolina State University, Raleigh, NC, Missile Systems Division of the Naval Surface Weapons Agency in Dahlgren, VA 22401
2. Center for Communications and Signal Processing, North Carolina State University, Raleigh, NC 27695-7911
3. Meter and Low Voltage Instrument Transformer Division of Westinghouse Electric Corporation, Raleigh, NC 27604